What is the Least Common Multiple of 25690 and 25710?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least Common Multiple of 25690 and 25710 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25690 and 25710, than apply into the LCM equation.

GCF(25690,25710) = 10
LCM(25690,25710) = ( 25690 × 25710) / 10
LCM(25690,25710) = 660489900 / 10
LCM(25690,25710) = 66048990

Least Common Multiple (LCM) of 25690 and 25710 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25690 and 25710. First we will calculate the prime factors of 25690 and 25710.

Prime Factorization of 25690

Prime Factorization of 25710

Now multiplying the highest exponent prime factors to calculate the LCM of 25690 and 25710.

LCM(25690,25710) = 2¹ × 5¹ × 7¹ × 367¹ × 3¹ × 857¹
LCM(25690,25710) = 66048990